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Finding the Third Proportional to 126,322,848 and 190,417,392

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Solution

The third proportional to 126,322,848 and 190,417,392 is: 287,032,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,322,848 : 190,417,392 = 190,417,392 : x
  2. Step 2: Convert to fraction form
    126,322,848/190,417,392 = 190,417,392/x
  3. Step 3: Cross multiply
    126,322,848x = 190,417,392 × 190,417,392
  4. Step 4: Simplify right side
    126,322,848x = 36,258,783,176,081,664
  5. Step 5: Solve for x
    x = 36,258,783,176,081,664/126,322,848
  6. Step 6: Final answer
    x = 287,032,660.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.